molars Flashcards
crowns are wider BL than MD
max molars
maxillary molars usually have – cusps
4
2 lingual cusps of different size
max molars
oblique ridge
max molars
3 root
max molars
4 major cusps: ML > MB > DB > DL
max M1
max M1’s cusp of Carabelli on which cusp?
ML cusp
largest DL of max molars is on
max M1
which cusp is smaller max M1 or M2?
max M2
roots are close together on which max molars?
M2
roots are fused or very close together on which max molars?
M3
max M3 have how many cusps
3 or 4
heart shaped occlusal table
max M3
max M3’s DL cusp
very small or absent
max M3 cusp sizes
ML > MB > DB > DL
crowns wider MD than BL
mand molars
how many cusps do mand molars have?
4 or 5
how many roots do mand molars have?
2 roots
lingual inclination of buccal surface
mand molars (and mand premolars)
5 cusps
mand M1
D cusp of mand M1 is a – cusp
buccal
2 roots of mand M1
M and D
supporting cusps of mand M2
MB and DB
4 cusps (no oblique ridge)
mand M2
does mand M2 have a D cusp?
no
symmetrical molar
mand M2
mesial root is wider than distal root
mand M1 and M2
mesial MR is higher than distal MR (more occlusal visible from distal)
mand M2
how many cusps do mand M3 have?
4 or 5
which mand molar has extra grooves?
mand M3
three roots are spread out
max M1
3 tripoded roots: Pal > MB > DB
max M1
distal inclination of roots
mand M1
